Re: [HACKERS] strange error message from slave when connection tomaster cannot be established

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От Robert Haas
Тема Re: [HACKERS] strange error message from slave when connection tomaster cannot be established
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Msg-id CA+TgmoYGYcbMm==U-GzbHwHwE3jnvdZMB+PxvA8tM0XBUVz0jg@mail.gmail.com
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Ответ на Re: [HACKERS] strange error message from slave when connection tomaster cannot be established  (Pavel Stehule <pavel.stehule@gmail.com>)
Список pgsql-hackers
On Thu, Jun 8, 2017 at 1:17 PM, Pavel Stehule <pavel.stehule@gmail.com> wrote:
> 2017-06-08 17:19 GMT+02:00 Robert Haas <robertmhaas@gmail.com>:
>> On Wed, Jun 7, 2017 at 12:30 PM, Pavel Stehule <pavel.stehule@gmail.com>
>> wrote:
>> > I got strange error message - false message - max connection is less on
>> > slave than on master, although these numbers was same. The issue was in
>> > wrong connection string in recovery conf and slave cannot to check
>> > master
>> > and used some defaults.
>>
>> I don't understand this problem report.
>
> I am sorry. I did training so I had not enough time to get enough data.
>
> We started slave and start fails. The error message was some about less max
> connection on slave than master. Slave had 30, Master had 30.  But we had a
> issue in ssl configuration on slave connection string. And although slave
> didn't connect master we got a massage about different max connection - 30
> was compared with default 100.

I don't think that changing the SSL configuration can make any
difference to this error message, but replaying an
XLOG_PARAMETER_CHANGE WAL record might.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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